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# coding: utf-8
"""
Unit tests of commands.py.
"""
import sys
import unittest
from pystache.commands import main
ORIGINAL_STDOUT = sys.stdout
class MockStdout(object):
def __init__(self):
self.output = ""
def write(self, str):
self.output += str
class CommandsTestCase(unittest.TestCase):
def setUp(self):
sys.stdout = MockStdout()
def callScript(self, template, context):
argv = ['pystache', template, context]
main(argv)
return sys.stdout.output
def testMainSimple(self):
"""
Test a simple command-line case.
"""
actual = self.callScript("Hi {{thing}}", '{"thing": "world"}')
self.assertEqual(actual, u"Hi world\n")
def tearDown(self):
sys.stdout = ORIGINAL_STDOUT
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